Optical Trail Lens Frame Glasses Titanium Alloy Universal Adjustable Accessories Optometry Ophthalmologist Test Frame
$66
Shipping:Standard Shipping about 10-25 business days
Secure Payment:Paypal,VISA,MasterCard
Features
1.Ultra-light titanium optometry frame for comfortable wear.
2.Adjustable range of PD:About 25~40mm/0.98-1.57inch.
3.Up to 4 lenses can be inserted on each side.
4.Adjustable temple length / tilt angle, it can meet your different needs.
5.Applications:This product is suitable for eyewear inspection in optical shops, hospital ophthalmology, schools, factories and mines, etc.
Specification
1.The distance adjustment range:the distance between the eyes is about 48 ~ 80mm/1.89-3.15inch, the left or right distance is about 24 ~ 40mm/0.94-1.57inch, the minimum scale value is 1mm/0.04inch.
2. Axis scale of the index plate:left indexing plate 120 ° ~ 0 ° ~ 135 °; right indexing plate 45 ° ~ 180 ° ~ 60 °, (axis scale increases counterclockwise along the frame axis, the interval is 5°).
3. The inner diameter of the frame:Φ32.5mm.
4. The number of lenses that can be inserted into the left or right frame at the same time:4 pieces.
5. The degree of rotation of the lens around the optical axis in the frame:360°.
6. The non-parallelism of the optical axis of the lens and the geometric axis of the frame:≤2.5°.
7. The difference between the optical center of the lens and the geometric center of the frame:≤0.5mm.
8. The displacement of the lens relative to the geometric center position of the frame:≤0.3mm.
9. Nose support adjustment range:length:0 ~ 14mm/0-0.55inch; angle:0 ° ~ 30 °.
10.Left or right temple length adjustment range:about 98mm ~ 135mm/3.86-5.31inch.
11. The maximum spacing of the left and right temples:200mm/7.87inch.
Package list
1 X Trial Frame
| Weight | 0.11 kg |
|---|
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